$(document).ready(function(){
	$('ol.decimal').each(function(){
	  build_ul_digits($(this));
	});
});

function build_ul_digits(obj,pref){
	if( typeof(pref)=='undefined' ) pref='';
	console.log( 'item prep:'+pref );
	obj.children('li').each(function(i){
	  $(this).prepend('<span class="dbullet">'+pref+(i+1)+'</span>');
	  if( $(this).children('ol').get().length )  build_ul_digits($(this).children('ol'), pref+(i+1)+'.' );
	});
}